Table 3.
Statistics of the Schiff sensitivity score and post-hoc analysis of the mixed effect model for repeated data [mixed effect model; LS mean and 95% CI].
| Schiff sensitivity score | Adjusted (LS) mean (95% C.I.) | Bonferroni post hoc (p-value) | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Group N | Group SC | Group TP | Group | Time | ||||||
| TP vs N | SC vs N | TP vs SC | 0 vs 2 | 2 vs 4 | 0 vs 4 | |||||
| Air | Base |
2.04 (1.91, 2.17) |
1.96 (1.82, 2.10) |
1.97 (1.84, 2.10) |
0.0002 | 0.0901 | 0.2503 | < .0001 | < .0001 | < .0001 |
| 2w |
1.46 (1.32, 1.59) |
1.19 (1.05, 1.33) |
1.10 (0.97, 1.23) |
|||||||
| 4w |
1.05 (0.92, 1.19) |
0.88 (0.74, 1.02) |
0.57 (0.44, 0.70) |
|||||||
| Cold | Base |
1.87 (1.72, 2.03) |
1.96 (1.79, 2.12) |
1.96 (1.80, 2.12) |
0.0205 | 0.4782 | 0.6944 | < .0001 | < .0001 | < .0001 |
| 2w |
1.83 (1.68, 1.99) |
1.51 (1.35, 1.68) |
1.45 (1.30, 1.61) |
|||||||
| 4w |
1.34 (1.18, 1.50) |
1.20 (1.03, 1.36) |
0.87 (0.71, 1.03) |
|||||||
| Acid | Base |
0.23 (0.16, 0.30) |
0.16 (0.09, 0.24) |
0.25 (0.18, 0.32) |
1.0000 | 1.0000 | 1.0000 | 0.0199 | < .0001 | < .0001 |
| 2w |
0.16 (0.09, 0.23) |
0.16 (0.08, 0.23) |
0.15 (0.08, 0.22) |
|||||||
| 4w |
0.04 (-0.03, 0.12) |
0.05 (-0.03, 0.12) |
0.06 (-0.01, 0.13) |
|||||||
| VAS | Base |
4.05 (3.78, 4.31) |
4.29 (4.01, 4.57) |
3.75 (3.48, 4.01) |
0.0476 | 1.0000 | 0.0123 | < .0001 | < .0001 | < .0001 |
| 2w |
3.51 (3.25, 3.77) |
3.72 (3.44, 4.00) |
3.17 (2.91, 3.44) |
|||||||
| 4w |
3.13 (2.86, 3.39) |
3.01 (2.73, 3.29) |
2.48 (2.21, 2.74) |
|||||||
LS, least squares; CI, confidence interval; VAS, visual analog scale.
Bold values mean statistical significance.